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Diffstat (limited to 'mm/memblock.c')
-rw-r--r--mm/memblock.c35
1 files changed, 17 insertions, 18 deletions
diff --git a/mm/memblock.c b/mm/memblock.c
index 0041ff62c584..0ab5a749bfa6 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -315,7 +315,7 @@ static phys_addr_t __init_memblock memblock_find_in_range_node(phys_addr_t size,
* Return:
* Found address on success, 0 on failure.
*/
-phys_addr_t __init_memblock memblock_find_in_range(phys_addr_t start,
+static phys_addr_t __init_memblock memblock_find_in_range(phys_addr_t start,
phys_addr_t end, phys_addr_t size,
phys_addr_t align)
{
@@ -665,6 +665,11 @@ repeat:
int __init_memblock memblock_add_node(phys_addr_t base, phys_addr_t size,
int nid)
{
+ phys_addr_t end = base + size - 1;
+
+ memblock_dbg("%s: [%pa-%pa] nid=%d %pS\n", __func__,
+ &base, &end, nid, (void *)_RET_IP_);
+
return memblock_add_range(&memblock.memory, base, size, nid, 0);
}
@@ -947,7 +952,8 @@ static bool should_skip_region(struct memblock_type *type,
return true;
/* skip hotpluggable memory regions if needed */
- if (movable_node_is_enabled() && memblock_is_hotpluggable(m))
+ if (movable_node_is_enabled() && memblock_is_hotpluggable(m) &&
+ !(flags & MEMBLOCK_HOTPLUG))
return true;
/* if we want mirror memory skip non-mirror memory regions */
@@ -1490,18 +1496,12 @@ void * __init memblock_alloc_exact_nid_raw(
phys_addr_t min_addr, phys_addr_t max_addr,
int nid)
{
- void *ptr;
-
memblock_dbg("%s: %llu bytes align=0x%llx nid=%d from=%pa max_addr=%pa %pS\n",
__func__, (u64)size, (u64)align, nid, &min_addr,
&max_addr, (void *)_RET_IP_);
- ptr = memblock_alloc_internal(size, align,
- min_addr, max_addr, nid, true);
- if (ptr && size > 0)
- page_init_poison(ptr, size);
-
- return ptr;
+ return memblock_alloc_internal(size, align, min_addr, max_addr, nid,
+ true);
}
/**
@@ -1528,18 +1528,12 @@ void * __init memblock_alloc_try_nid_raw(
phys_addr_t min_addr, phys_addr_t max_addr,
int nid)
{
- void *ptr;
-
memblock_dbg("%s: %llu bytes align=0x%llx nid=%d from=%pa max_addr=%pa %pS\n",
__func__, (u64)size, (u64)align, nid, &min_addr,
&max_addr, (void *)_RET_IP_);
- ptr = memblock_alloc_internal(size, align,
- min_addr, max_addr, nid, false);
- if (ptr && size > 0)
- page_init_poison(ptr, size);
-
- return ptr;
+ return memblock_alloc_internal(size, align, min_addr, max_addr, nid,
+ false);
}
/**
@@ -1679,6 +1673,11 @@ void __init memblock_cap_memory_range(phys_addr_t base, phys_addr_t size)
if (!size)
return;
+ if (memblock.memory.cnt <= 1) {
+ pr_warn("%s: No memory registered yet\n", __func__);
+ return;
+ }
+
ret = memblock_isolate_range(&memblock.memory, base, size,
&start_rgn, &end_rgn);
if (ret)